Morning Market Gainers

Capnia Inc CAPN shares climbed 35.50 percent to $2.74 after the company reported that it has acquired substantially all assets from privately-held NeoForce Group, Inc. TECO Energy, Inc. TE shares surged 21.63 percent to $25.64 after the company announced it will be acquired by Emera Inc for $10.4 billion. Nanosphere, Inc. NSPH rose 19.22 percent to $3.22 after the company reported that it has received FDA clearance for its Verigene(R) Respiratory Pathogens Flex Nucleic Acid Test. Immunomedics, Inc. IMMU shares climbed 14.74 percent to $2.47 following announcement of interim Phase 2 Results with sacituzumab govitecan in lung cancers. Meredith Corporation MDP rose 11.56 percent to $51.25 after Media General Inc MEG agreed to acquire Meredith for approximately $2.4 billion. Fitbit Inc FIT shares gained 8.38 percent to $34.55. Morgan Stanley upgraded Fitbit from Equal-weight to Overweight and raised the price target from $43 to $58. Tower Semiconductor Ltd. (USA) TSEM rose 8.14 percent to $13.55 after the company reported that it has signed a definitive agreement with one of its customers to receive $30 million advance payment for capacity expansion. Gevo, Inc. GEVO gained 5.17 percent to $2.44 as the company provided an update on impact of settlement with Butamax. Achillion Pharmaceuticals, Inc. ACHN shares rose 4.14 percent to $8.06. UBS upgraded Achillion Pharmaceuticals from Neutral to Buy.